MDCAT Physics MCQ #3676

Two forces of 3 N and 4 N act simultaneously on a point object at an angle of 90 degrees. What is the magnitude of the resultant?

MDCAT Physics MCQ #3676

  1. Question 1

    Q1. Two forces of 3 N and 4 N act simultaneously on a point object at an angle of 90 degrees. What is the magnitude of the resultant?

    • A) 7 N
    • B) 5 N
    • C) 1 N
    • D) 12 N

    Answer: 5 N

    Explanation: The resultant of two perpendicular vectors is the square root of (3 squared plus 4 squared). Option A is a simple algebraic sum.